Seiko Cal. 6178 - 749

The Seiko 6178-749 represents an important milestone in Seiko's 1973 lineup. Powered by the 6178 caliber with 27j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-64f889f66737]

Also known as: Navigator, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1973

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